Retuin less of No. 19-H-1/-1-63 sides exceeded by various percentages 

 of circuits at 500 c>cles 

 Smooth curve — theoretical 

 046-H-174-63 sides Pittsburgh to Ligcnier 

 H 12-H-174-63 sides Ligonier to Pittsburgh 

 ^ 52-H-174-106 sides Pittsburgh to Ligonier 



60 



55 



35 



<})' 30 



20 



" 10 20 30 40 50 60 70 80 90 100 

 Percent of Circuits 

 Fig. 9 



Return loss of No. 19-H-174-63 sides exceeded by various percentages 



of circuits at 1000 Cycles 



Smooth curve — theoretical 



© 46-11-174-63 sides Pittsburgh to Ligonier 



El 12-11-174-63 sides Ligonier to Pittsburgh 



^ S2-H- 174-106 sides Pittsburgh to Ligonier 



60 

 55 



30 



20 



"^^_ • 



10 20 30 40 50 60 70 80 90 100 

 Percent of Circuits 

 Fig. 10 



